Properties fisik saka kobalt lan polonium
fisik Properties
leleh Point
1,495.00 ° C
29
254.00 ° C
99+
Boiling Point
2,870.00 ° C
34
962.00 ° C
99+
katon
State fisik
Solid
Solid
warna
Gray
Silver
luster
metallic
NA
atose
Mohs atose
5.00
8
ora Sumadhiya
Brinell atose
470.00 MPa
26
ora Sumadhiya
Vickers atose
1,043.00 MPa
11
ora Sumadhiya
Kacepetan swara
4,720.00 m / s
14
ora Sumadhiya
Properties Optical
reflectivity
67.00 %
11
ora Sumadhiya
allotropes
Ya
Ya
α allotropes
α-kobalt
α-polonium
β allotropes
β-kobalt
β-polonium
γ allotropes
ora Sumadhiya
ora Sumadhiya
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